insert values in gridview as a hyperlink

Question

hello,
my next problem is:-

what will be the code if same work i've to do with 2 columns say facility(which is i've done) and aminity...

hotel_id          hotel_name       country        facility    aminity

-----------------------------------------------------------------------

1                taj                          india           1,2       2,3

and if i don't want to select individual integer(say "2" from 2,3) and i've to select whole numbers in one time(say click on "2,3") to check all the information of both rows "2" & "3"..
so what will be the code in "GridView1_RowDataBound" event in which i am already using code for facility column..?

please give me answer of this problem..

thank you..